Court of Appeals for the First Circuit October 16, 1987, No. 87-1529 (In re Issuance of Order Requiring the United States Environmental Protection Agency)

SELYA, Circuit Judge.

This chameleon of a case comes before us in a considerably different posture than it originally assumed in the district court. Thus, we recount the factual predicate and evolution of the litigation with exacting care preliminary to our explanation of why we affirm the district court.